Research on blood pressure and its control. Covers intensive control and dementia, cardiovascular benefits, wearable ICU monitoring, and self-measurement.
The new guidelines introduce a 'prehypertension' category to alert individuals to their risk, recommend lifestyle changes, and streamline diagnosis and treatment. They also emphasize the importance of lowering blood pressure through medication and healthy habits.
The RESPeRATE TM device is gaining acceptance for its non-drug treatment of hypertension, with a new chapter in the American Heart Association's textbook supporting its therapeutic effect. The device works by reducing sympathetic outflow and peripheral resistance, leading to blood pressure reductions.
Researchers found that consuming sesame oil as the sole cooking oil for 60 days lowered patients' blood pressure levels from 166/101 mm Hg to 134/84.6 mm Hg, with a reduced dose of nifedipine from 22.7 mg/day to 7.45 mg/day. The effect may be attributed to polyunsaturated fatty acids and sesamin in sesame oil.
Researchers linked poorly controlled hypertension with a higher risk of depression in patients. The study highlights the importance of treating depression to prevent poor blood pressure control and related health risks.
A study of over 800 adults found that combining weight loss, improved exercise, and a low-salt diet significantly lowers blood pressure. The participants who received comprehensive lifestyle modification had the best results, with an average reduction of 11mmHg in systolic and 6.4mmHg in diastolic blood pressure.
A study by Laura Svetkey and colleagues found that a diet rich in fruits, vegetables, and low-fat dairy products, combined with regular exercise, can effectively lower blood pressure. The DASH diet was paired with traditional dietary and exercise guidance for the best results.
The PREMIER study found that an all-in-one approach to lifestyle changes, including diet and physical activity, significantly lowered blood pressure in participants. The study showed that those who made the greatest lifestyle changes had the best results, with significant reductions in systolic and diastolic blood pressure.
A 12-week study found that drinking Concord grape juice daily reduced systolic and diastolic blood pressure in hypertensive men by nearly six points. The results, presented at the FASEB annual meeting, suggest a possible mechanism of action involving improved arterial wall flexibility.
A new study reveals that consuming caffeine and ephedra prior to exercise alters the cardiovascular system by increasing blood pressure and hypersensitive response. The combination also heightens systolic blood pressure before exercise, indicating greater demands on the heart.
A study of 81 undergraduates found that males exhibit higher pain thresholds and tolerances than females. The researchers also discovered that psychological factors can influence the association between physiological responses and pain responses, and additional research is needed to replicate these findings.
Researchers have developed a non-invasive imaging method that predicts abdominal aortic aneurysm rupture risk better than traditional methods. The method, which analyzes aneurysm wall stress, was found to be 25 times more accurate in predicting rupture risk than maximum diameter.
The American College of Physicians recommends aiming for blood pressure levels less than 135/80 mm Hg in patients with type 2 diabetes. Thiazide diuretics and ACE inhibitors can be used as first-line agents to control blood pressure, but patients may need multiple medications.
Research shows a decrease in antibiotic prescriptions in the US, but an increase in broad-spectrum antibiotic use, which can lead to antibiotic resistance. This shift poses significant global public health concerns, particularly for treating infections like HIV, tuberculosis, and malaria.
Researchers found a significant association between drops in blood pressure and mortality in patients who received protamine after bypass surgery. The study, conducted at Duke University Medical Center, suggests that even small blood pressure changes may be associated with increased risk of complications.
Research finds that lower socioeconomic status groups take longer to recover from stress-induced blood pressure increases, leading to heightened disease risk. The study suggests that adapting quickly to stress is crucial in reducing biological damage.
A study of 4,500 youth ages 9, 13, and 16 found higher systolic blood pressures than expected, with more significant increases in obese children. The research suggests a strong correlation between childhood obesity and elevated blood pressure.
Scientists have identified a key protein involved in regulating blood pressure, RGS2, which works by stopping the action of angiotensin II and enabling arterioles to relax. This discovery may lead to new ways of diagnosing and treating high blood pressure in individuals with underlying genetic defects or differences.
Researchers found that intensive blood pressure control reduces cardiovascular events in patients with diabetes and PAD. The study suggests aggressive blood pressure management is particularly beneficial for the diabetic population, even among those with low ankle-brachial index.
A meta-analysis of over 1 million participants from 61 studies found that lower blood pressure is strongly linked to reduced risk of cardiovascular causes, including stroke and ischemic heart disease. The study suggests that even small reductions in average blood pressure can lead to significant improvements in health outcomes.
A new study published in Obesity Research reveals that shedding excess pounds decreases activity of the ACE enzyme, a key player in high blood pressure regulation. By losing weight, individuals can lower their risk of cardiovascular disease, stroke, and kidney disease, as well as experience significant improvements in blood pressure.
The new recommendations aim to lower average systolic blood pressure among Americans by 5 mmHg, resulting in a 14% drop in stroke deaths and 7% overall mortality. Proven behavioral changes such as regular physical activity, weight loss, and dietary potassium intake can also significantly lower blood pressure.
Research found that reducing blood pressure to less than the standard goal also lowered artery stiffness in patients with high blood pressure. The study involved 142 nondiabetic patients who received antihypertensive drugs, resulting in a significant decrease in artery stiffness for those with lower target pressures.
A large study found that non-dippers have higher levels of fibrinogen, a clotting factor, which could account for increased risk. Fibrinogen levels vary over the year, peaking in winter months, and a 75 mg/dL increase translates to an 85% increased risk for coronary events.
The tolerance-hyperbaric test (THT) can identify pregnant women at high risk for gestational high blood pressure and preeclampsia up to 23 weeks before clinical confirmation. The test's sensitivity reaches 99% by the third trimester, providing early prevention opportunities.
A recent study published in the Journal of the American Medical Association found that patients taking losartan had a significantly lower combined rate of cardiovascular death, stroke, and heart attack compared to those taking atenolol. The results showed a 40% reduction in stroke risk and a lower overall mortality rate.
Researchers found that recalling stressful events can lead to delayed blood pressure recovery and increased cardiovascular disease risk. Chronic stress is also associated with an elevated risk of later heart disease, likely due to prolonged strain on the cardiovascular system.
A recent study by UC Irvine researchers suggests that dwelling on emotionally charged events, such as arguments, can lead to higher blood pressure and increased risk of later health problems. The study found that ruminating over past stresses can cause longer recovery times in the body than non-emotional yet stressful events like running.
Drs. Gerald DiBona and John Hall have overturned the medical community's long-held understanding of kidney function, revealing that increased nerve activity leads to high blood pressure. Their research shows that abnormal kidney function causes salt and water excretion to decrease, resulting in hypertension.
Researchers found that increased nighttime systolic blood pressure is predictive of microalbuminuria and kidney disease in type 1 diabetes patients. The study suggests that this early warning sign may help prevent unnecessary therapies.
Researchers found that women with higher fitness levels showed a blunted systolic blood pressure response during the hand/ice water test, which could help predict future hypertension risk. Fitness levels did not affect blood pressure changes during other tests, but increased heart rates in fitter participants.
A reanalysis of 55 studies found no strong inverse association between low birthweight and high adult systolic blood pressure, suggesting that previous findings may be due to statistical bias or inconsistencies. The study also suggests that publication bias may have contributed to overestimates for the size of the association.
A new study reveals that six to 10 minutes of vigorous exercise per class can significantly improve adolescents' risk profiles, with drops in systolic and diastolic pressures. The study found that exercise-only groups had lower body fat and blood pressure than control groups.
A study found that consuming soy protein-rich diets can lower total cholesterol and LDL levels, improving cardiovascular health. The effect was seen in both men and women, with no significant difference between high- and low-isoflavone diets.
Researchers found genetically engineered mice lacking the A/C receptor had 8-12% lower blood pressure than normal mice. Blocking this subtype may offer a new approach to treating high blood pressure with reduced side effects.
A six-month intervention increasing fruit and vegetable intake lowered blood pressure and boosted antioxidant levels in UK participants. The study found a significant association between higher fruit and veg consumption and lower cardiovascular disease risk, similar to previous findings from the DASH trial.
Lonely college students exhibited increased blood pressure from mentally stressful tasks, with higher vascular resistance and lower cardiac output compared to non-lonely peers. In older subjects, systolic blood pressure rose with age in lonely individuals, suggesting a pervasive cardiovascular risk associated with loneliness.
A study found that young black males and females retain sodium even after stress subsides, leading to prolonged elevated blood pressure and increased cardiovascular load. Researchers suggest this impaired natriuresis mechanism contributes to the development of essential hypertension in blacks.
Research by Dr. Patricia Molina's team found that alcohol intoxication severely impairs the brain's ability to restore normal blood pressure after a small blood loss, leading to delayed recovery and increased risk of infection in trauma patients. This finding has significant implications for treating intoxicated trauma victims.
Researchers found significant loss of sympathetic nerve endings in patients with Parkinson's disease (PD), even those without orthostatic hypotension. The study suggests that PD is caused by widespread sympathetic nerve damage, unrelated to treatment with levodopa.
A study found that young African American males without hypertension have arteries with reduced capacity to expand, indicating a potential risk factor for the disease. The research also revealed decreased baroreflex sensitivity and sympathovagal balance, suggesting an increased likelihood of developing hypertension in the future.
A study of dialysis patients found that high pulse pressure is associated with a greater risk of death, contradicting the idea that lower blood pressure is better. Researchers analyzed over 37,000 patients and discovered that the difference between systolic and diastolic blood pressures can indicate mortality risk.
Researchers found that cocaine increases blood pressure by stimulating the heart to cause rapid heartbeat and increased cardiac output. This elevation can lead to damage of vital organs such as the heart, brain, and kidney. The study's findings may lead to new treatment strategies for cocaine-induced blood pressure elevation.
A study by Rex Wright found that unfixed challenges, accompanied by strong incentives like money or status, increase cardiovascular responses, indicating intense motivational and emotional states. These findings suggest a potential link between chronically elevated cardiovascular responses and negative health outcomes.
Patients treated with nocturnal breathing support for sleep apnoea experience a significant reduction in blood pressure, as well as improved quality of life and reduced excessive daytime sleepiness. The study confirms that therapeutic nCPAP treatment produces a clinically important lowering of blood pressure.
A study of 1,507 people with diabetes found that 71% are aware of their high blood pressure and 57% take medication, yet control rates remain inadequate. Effective treatment strategies are needed to address the disparities in blood pressure control among people with diabetes.
A recent NHLBI study found that the DASH diet and reducing dietary sodium can lower blood pressure in diverse populations, including those with hypertension, older adults, and younger individuals. The study's findings suggest that these lifestyle changes can benefit Americans of all ages, backgrounds, and health statuses.
The article highlights three articles addressing hypertension control: managing diabetes, blood pressure-lowering drugs, and the DASH diet. Additionally, a study reveals gaps in newspaper articles on mammography, which often oversimplify or misrepresent scientific evidence.
A study found that people with normal or high-normal blood pressure can progress to hypertension over a four-year period, positively associated with age and weight increase. The authors recommend annual screening for those with high-normal blood pressure, while normal pressure individuals may require biennial screening.
Researchers found that moderate alcohol consumption can lower arterial stiffness in people over 50, with the greatest benefit seen at older ages. The study, which examined data from 563 volunteers between 20 and 90 years old, suggests that a daily drink may be beneficial for cardiovascular health.
A randomized study found that a moderate exercise program improved stress-induced blood pressure levels and sleep quality in older caregivers. The program, which included four 30-minute aerobic exercise sessions per week, showed significant benefits compared to nutrition counseling.
A new NHLBI study found that high-normal blood pressure increases the risk of heart attack, stroke, and heart failure by 1.5 to 2.5 times in 10 years compared to optimal blood pressure levels. The study also showed a continuous increase in cardiovascular events with age, especially in older adults.
A meta-analysis of 27 trials involving over 136,000 people found that lowering high blood pressure is the most important effect of all drug treatments, with little difference between various drugs used. The study's results support the importance of detecting and treating raised blood pressure to prevent cardiovascular disease.
This study reveals sex hormone effects on body fluid regulation and blood pressure, with men showing greater plasma AVP sensitivity to hypertonic saline infusion. This increased sensitivity is associated with higher systolic pressure, pulse pressure, cortisol levels, and sodium retention.
A combination of edible oils from fenugreek, cumin, pumpkin seed, and oregano improved glucose metabolism in diabetic rats, reducing the need for insulin. The study suggests that these natural products may be effective in treating Type II diabetes and high blood pressure.
A new analysis of studies shows that behavioral interventions, including counseling and training programs, can significantly improve blood pressure management. More than 4,000 participants benefited from these programs, which offered improved blood pressure control over usual care.
Combination therapy of perindopril and indapamide significantly lowers blood pressure and reduces recurrent stroke risk. The study found that treatment should be considered routinely for patients with a history of stroke or transient ischemic attack, regardless of their blood pressure level.
Researchers found that a high pulse pressure during exercise was associated with endothelial cell dysfunction and blood-vessel stiffening, which may be an early sign of heart disease. This finding suggests that measuring blood pressure during exercise could be a more sensitive marker for detecting cardiovascular risk.
Researchers have developed a new experimental drug that significantly reduces arterial pulse pressure, improving the blood vessels' ability to stretch by about 14%. The study suggests that this medication may represent a novel therapeutic approach for patients with age-related vascular stiffening and systolic hypertension.
A study found raw (uncooked), contaminated alfalfa and clover sprouts cause illnesses in California, leading to six outbreaks of salmonellosis and E. coli 0157. Researchers also discovered that hormone replacement therapy (HRT) may help lower blood pressure in women as they age.
A study published in Science identified two genes, WNK1 and WNK4, that cause pseudohypoaldosteronism type II (PHAII), a disorder leading to hypertension. The researchers found that the mutated genes are overexpressed in affected family members, leading to increased salt reabsorption and blood pressure.